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parameter
[ puh-ram-i-ter ]
/ pəˈræm ɪ tər /
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noun
Mathematics.
- a constant or variable term in a function that determines the specific form of the function but not its general nature, as a in f(x) = ax, where a determines only the slope of the line described by f(x).
- one of the independent variables in a set of parametric equations.
Statistics. a variable entering into the mathematical form of any distribution such that the possible values of the variable correspond to different distributions.
Computers. a variable that must be given a specific value during the execution of a program or of a procedure within a program.
Usually parameters. limits or boundaries; guidelines: the basic parameters of our foreign policy.
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usage note for parameter
4, 5. Some object strongly to the use of parameter in these newer senses. Nevertheless, the criticized uses are now well established both in educated speech and in edited writing.
OTHER WORDS FROM parameter
par·a·met·ric [par-uh-me-trik], /ˌpær əˈmɛ trɪk/, par·a·met·ri·cal, adjectiveWORDS THAT MAY BE CONFUSED WITH parameter
parameter , perimeterWords nearby parameter
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use parameter in a sentence
British Dictionary definitions for parameter
parameter
/ (pəˈræmɪtə) /
noun
one of a number of auxiliary variables in terms of which all the variables in an implicit functional relationship can be explicitly expressedSee parametric equations
a variable whose behaviour is not being considered and which may for present purposes be regarded as a constant, as y in the partial derivative ∂f(x,y)/∂ x
statistics a characteristic of the distribution of a population, such as its mean, as distinct from that of a sampleCompare statistic
informal any constant or limiting factora designer must work within the parameters of budget and practicality
Derived forms of parameter
parametric (ˌpærəˈmɛtrɪk) or parametrical, adjectiveWord Origin for parameter
C17: from New Latin; see para- 1, -meter
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cultural definitions for parameter
parameter
[ (puh-ram-uh-tuhr) ]
A quantity or number on which some other quantity or number depends. An informal example is, “Depending on the traffic, it takes me between twenty minutes and an hour to drive to work”; here, “traffic” is the parameter that determines the time it takes to get to work. In statistics, a parameter is an unknown characteristic of a population — for example, the number of women in a particular precinct who will vote Democratic.
notes for parameter
The term is often mistakenly used to refer to the limits of possible values a variable can have because of confusion with the word perimeter.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.